Show - HN Paper

Show HN: I built a tool that tells you what to do to grow on Reddit and LinkedIn

Show HN: WildcatDB – A persistent key-value store built for concurrency

Show HN: MCP Index – a growing list of open source MCP server

Show HN: Mana Blade – 3D Mmorpg in React Three Fiber and WebGPU

Show HN: GitHubba – Tinder-like app for discovering GitHub repositories

Show HN: Using ReARM as Version Manager

Show HN: NeKernel v0.0.3e1 – Security Patches

Show HN: Simple Solver for Word Puzzles Game

Show HN: Fomr – The Fastest Form Builder

Show HN: I made my Excel timetable sync to Google Calendar

Show HN: Mini Debug Quiz – find your debugging archetype in 60 s

Show HN: First Simulink Copilot

Show HN: Socket-call – Call socket.io events like normal JavaScript functions

Show HN: Aicosts.ai – Track and optimize your AI spending across 50 platforms

Show HN: Solve This OA For Me. Tool that drafts office action responses

Show HN: Garry Tan's Golden Shadow – Save Your Startup AI Coach

Show HN: Meow – An Image File Format I made because PNGs and JPEGs suck for AI

Show HN: A social platform where people give and complete challenges

Show HN: QuickNote – Instant, anonymous, no‑account web notepad

Show HN: LFG Maker Merch

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